/**
 * @author LW
 * @2020/8/16 23:11
 */
public class Race implements Runnable {

    private static String winner;

    public void run() {
        for (int i = 1; i <= 100; i++) {
            //判断比赛是否结束
            boolean flag = gameOver(i);
            try {
                Thread.sleep(10);
                System.out.println(Thread.currentThread().getName()+"睡觉了");
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            //如果比赛结束，就停止程序
            if (flag){
                break;
            }
            System.out.println(Thread.currentThread().getName()+"-->跑了"+i+"步");

        }
    }

    //判断是否完成比赛
    private boolean gameOver(int steps){
        //判断是否有胜利者
        if (winner!=null){//已经存在胜利者
            return true;
        }{
            if (steps>=100){
                winner = Thread.currentThread().getName();
                System.out.println("winner is"+winner);
                return true;
            }
        }
        return false;

    }

    public static void main(String[] args) {
        Race race = new Race();
        new Thread(race,"兔子").start();
        new Thread(race,"乌龟").start();

    }
}
